./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps5-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps5-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a190b11af22b1e89ea47995b719123073dfcfd9c05dc0dd3676494fb96690b9e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:56:20,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:56:20,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:56:20,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:56:20,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:56:20,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:56:20,147 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:56:20,149 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:56:20,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:56:20,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:56:20,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:56:20,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:56:20,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:56:20,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:56:20,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:56:20,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:56:20,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:56:20,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:56:20,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:56:20,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:56:20,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:56:20,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:56:20,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:56:20,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:56:20,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:56:20,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:56:20,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:56:20,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:56:20,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:56:20,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:56:20,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:56:20,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:56:20,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:56:20,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:56:20,182 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:56:20,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:56:20,183 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:56:20,183 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:56:20,183 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:56:20,184 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:56:20,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:56:20,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:56:20,211 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:56:20,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:56:20,212 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:56:20,212 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:56:20,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:56:20,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:56:20,213 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:56:20,214 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:56:20,214 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:56:20,214 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:56:20,214 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:56:20,214 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:56:20,214 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:56:20,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:56:20,215 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:56:20,215 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:56:20,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:56:20,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:56:20,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:56:20,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:56:20,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:56:20,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:56:20,216 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:56:20,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:56:20,216 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:56:20,217 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:56:20,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:56:20,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:56:20,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:56:20,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:56:20,218 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:56:20,218 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:56:20,219 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:56:20,219 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a190b11af22b1e89ea47995b719123073dfcfd9c05dc0dd3676494fb96690b9e [2021-12-06 19:56:20,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:56:20,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:56:20,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:56:20,418 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:56:20,419 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:56:20,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/ps5-both-t.c [2021-12-06 19:56:20,461 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/data/615468029/8558ddac439a46a89c944dd53c0f814c/FLAGad341e344 [2021-12-06 19:56:20,820 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:56:20,821 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/sv-benchmarks/c/termination-nla/ps5-both-t.c [2021-12-06 19:56:20,826 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/data/615468029/8558ddac439a46a89c944dd53c0f814c/FLAGad341e344 [2021-12-06 19:56:20,835 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/data/615468029/8558ddac439a46a89c944dd53c0f814c [2021-12-06 19:56:20,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:56:20,838 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:56:20,839 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:56:20,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:56:20,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:56:20,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:20,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a5009c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20, skipping insertion in model container [2021-12-06 19:56:20,844 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:20,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:56:20,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:56:20,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:56:20,969 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:56:20,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:56:20,990 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:56:20,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20 WrapperNode [2021-12-06 19:56:20,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:56:20,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:56:20,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:56:20,992 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:56:20,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,014 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2021-12-06 19:56:21,015 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:56:21,016 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:56:21,016 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:56:21,016 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:56:21,024 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,025 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,031 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:56:21,033 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:56:21,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:56:21,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:56:21,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (1/1) ... [2021-12-06 19:56:21,040 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:56:21,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:56:21,058 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:56:21,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:56:21,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:56:21,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:56:21,131 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:56:21,133 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:56:21,194 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:56:21,200 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:56:21,200 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:56:21,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:56:21 BoogieIcfgContainer [2021-12-06 19:56:21,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:56:21,203 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:56:21,203 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:56:21,206 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:56:21,207 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:56:21,207 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:56:20" (1/3) ... [2021-12-06 19:56:21,208 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d36d1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:56:21, skipping insertion in model container [2021-12-06 19:56:21,208 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:56:21,208 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:56:20" (2/3) ... [2021-12-06 19:56:21,209 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2d36d1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:56:21, skipping insertion in model container [2021-12-06 19:56:21,209 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:56:21,209 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:56:21" (3/3) ... [2021-12-06 19:56:21,210 INFO L388 chiAutomizerObserver]: Analyzing ICFG ps5-both-t.c [2021-12-06 19:56:21,254 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:56:21,254 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:56:21,254 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:56:21,254 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:56:21,254 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:56:21,255 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:56:21,255 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:56:21,255 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:56:21,268 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:56:21,284 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 19:56:21,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:56:21,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:56:21,290 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:56:21,290 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 19:56:21,290 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:56:21,290 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 19:56:21,291 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-12-06 19:56:21,291 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:56:21,292 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:56:21,292 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:56:21,292 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 19:56:21,298 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L25-2true [2021-12-06 19:56:21,299 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-12-06 19:56:21,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:56:21,304 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 19:56:21,313 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:56:21,314 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254754072] [2021-12-06 19:56:21,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:56:21,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:56:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:56:21,389 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:56:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:56:21,408 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:56:21,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:56:21,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-06 19:56:21,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:56:21,412 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383135019] [2021-12-06 19:56:21,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:56:21,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:56:21,418 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:56:21,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [791945494] [2021-12-06 19:56:21,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:56:21,419 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:56:21,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:56:21,420 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:56:21,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:56:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:56:21,448 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:56:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:56:21,455 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:56:21,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:56:21,457 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-06 19:56:21,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:56:21,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240709476] [2021-12-06 19:56:21,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:56:21,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:56:21,463 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:56:21,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2053388617] [2021-12-06 19:56:21,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:56:21,464 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:56:21,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:56:21,465 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:56:21,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:56:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:56:21,492 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:56:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:56:21,502 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:56:21,746 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:56:21,747 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:56:21,747 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:56:21,747 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:56:21,747 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:56:21,747 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:56:21,748 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:56:21,748 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:56:21,748 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-12-06 19:56:21,748 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:56:21,748 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:56:21,766 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,303 WARN L227 SmtUtils]: Spent 45.48s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2021-12-06 19:57:07,307 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:07,307 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:57:07,309 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,325 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 19:57:07,327 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:57:07,327 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:07,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:07,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,358 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 19:57:07,360 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:57:07,360 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:07,373 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:57:07,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 19:57:07,392 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:07,392 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:07,392 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:07,392 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:07,392 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:57:07,393 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,393 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:07,393 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:07,393 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-12-06 19:57:07,393 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:07,393 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:07,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,431 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:07,434 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:57:07,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,436 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 19:57:07,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:07,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:07,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:57:07,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 19:57:07,472 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:57:07,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,473 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 19:57:07,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:07,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,484 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:07,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:07,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 19:57:07,509 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:57:07,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,510 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 19:57:07,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:07,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:07,523 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:07,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 19:57:07,546 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:57:07,546 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,547 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 19:57:07,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:07,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:07,560 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:07,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:07,584 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:57:07,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,585 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 19:57:07,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:07,595 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:07,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,595 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:07,599 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:07,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 19:57:07,624 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:57:07,624 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,625 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 19:57:07,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:07,639 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:07,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:07,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:07,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 19:57:07,678 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:57:07,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,679 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 19:57:07,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,689 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:07,689 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:07,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,689 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:07,698 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:07,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 19:57:07,740 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:57:07,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,741 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 19:57:07,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,751 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:07,751 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:07,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,752 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:07,755 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:07,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:07,790 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:57:07,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,792 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 19:57:07,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:07,801 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:07,801 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:07,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:07,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:07,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:07,802 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:07,807 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:07,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:07,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:07,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:07,850 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:07,850 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:07,850 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:07,850 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:07,851 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:57:07,851 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,851 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:07,851 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:07,851 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-12-06 19:57:07,851 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:07,851 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:07,854 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,866 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,867 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,907 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:07,907 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:57:07,907 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,908 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 19:57:07,909 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:57:07,910 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:07,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2021-12-06 19:57:07,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:07,952 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:07,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 19:57:07,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:57:07,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:07,966 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:57:07,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 19:57:07,985 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:07,985 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:07,985 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:07,985 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:07,985 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:57:07,985 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:07,985 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:07,985 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:07,985 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-12-06 19:57:07,985 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:07,985 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:07,987 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:07,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:08,032 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:08,033 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:57:08,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,034 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 19:57:08,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:08,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:08,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:57:08,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 19:57:08,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,086 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 19:57:08,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:08,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:57:08,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 19:57:08,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,115 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 19:57:08,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:08,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:57:08,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,125 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,144 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:57:08,144 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,144 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 19:57:08,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,155 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:08,158 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:57:08,158 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:57:08,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 19:57:08,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,189 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 19:57:08,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:08,200 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:08,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 19:57:08,220 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,221 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 19:57:08,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:08,230 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:08,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,250 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:57:08,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,250 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 19:57:08,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,264 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:57:08,264 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:57:08,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 19:57:08,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,294 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 19:57:08,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,303 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,303 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:08,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 19:57:08,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,324 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 19:57:08,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,333 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,333 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:08,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 19:57:08,353 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:57:08,353 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,354 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 19:57:08,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,363 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:08,369 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:57:08,369 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:57:08,382 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 19:57:08,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,401 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 19:57:08,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,411 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:08,411 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:08,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,431 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,432 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 19:57:08,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:08,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,440 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:08,441 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:08,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,460 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:57:08,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,461 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 19:57:08,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,471 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:08,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,471 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:08,476 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:57:08,476 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:57:08,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 19:57:08,507 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,508 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 19:57:08,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,517 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,517 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:08,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,517 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:08,518 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:08,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 19:57:08,537 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,538 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 19:57:08,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,547 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,547 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:08,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,548 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:08,548 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:08,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,568 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:57:08,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,569 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 19:57:08,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,579 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:08,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,579 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,584 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:57:08,585 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:57:08,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,638 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 19:57:08,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,646 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:08,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:08,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,669 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,670 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 19:57:08,671 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,680 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:08,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,680 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:08,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,701 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:57:08,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,702 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 19:57:08,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,711 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:08,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,712 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:08,721 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:57:08,721 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:57:08,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,795 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 19:57:08,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,804 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:08,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,804 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:08,805 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:08,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 19:57:08,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,829 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 19:57:08,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,839 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:08,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:08,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:08,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 19:57:08,878 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:57:08,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,879 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 19:57:08,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,887 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,887 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:08,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,887 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,892 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:57:08,892 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:57:08,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 19:57:08,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,925 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 19:57:08,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,933 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,933 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:08,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:08,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,954 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 19:57:08,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,963 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:08,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:08,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,963 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:08,964 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:08,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:08,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:08,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:08,983 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:57:08,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:08,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:08,984 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:08,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 19:57:08,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:08,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:08,992 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:08,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:08,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:08,992 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:08,999 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:57:08,999 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:57:09,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 19:57:09,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,045 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 19:57:09,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,054 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,054 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:09,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,054 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:09,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:09,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-06 19:57:09,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,076 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 19:57:09,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,084 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,084 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:09,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,084 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:09,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:09,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 19:57:09,105 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 19:57:09,105 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-12-06 19:57:09,106 INFO L793 eck$LassoCheckResult]: Loop: 4#L25-2true assume !false; 7#L28true assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L25-2true [2021-12-06 19:57:09,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:57:09,106 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-06 19:57:09,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:57:09,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196204834] [2021-12-06 19:57:09,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:57:09,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:57:09,109 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:57:09,109 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1663891201] [2021-12-06 19:57:09,109 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:57:09,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:57:09,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,110 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-06 19:57:09,128 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:57:09,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:57:09,128 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:57:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:57:09,132 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:57:09,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:57:09,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-06 19:57:09,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:57:09,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339118770] [2021-12-06 19:57:09,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:57:09,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:57:09,135 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:57:09,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [302735865] [2021-12-06 19:57:09,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:57:09,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:57:09,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,138 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-12-06 19:57:09,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:57:09,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:57:09,155 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:57:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:57:09,158 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:57:09,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:57:09,159 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-06 19:57:09,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:57:09,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543486112] [2021-12-06 19:57:09,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:57:09,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:57:09,162 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:57:09,162 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1974737926] [2021-12-06 19:57:09,162 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:57:09,162 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:57:09,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,163 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-12-06 19:57:09,186 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 19:57:09,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:57:09,186 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:57:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:57:09,191 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:57:09,219 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:09,219 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:09,219 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:09,219 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:09,219 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:57:09,219 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,219 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:09,219 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:09,219 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-12-06 19:57:09,219 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:09,219 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:09,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,252 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:09,252 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:57:09,252 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,253 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 19:57:09,254 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:57:09,254 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:09,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 19:57:09,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,281 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 19:57:09,282 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:57:09,282 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:09,292 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:57:09,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 19:57:09,310 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:09,310 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:09,310 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:09,310 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:09,310 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:57:09,310 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,310 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:09,310 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:09,310 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Loop [2021-12-06 19:57:09,310 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:09,310 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:09,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,340 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:09,341 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:57:09,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,341 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 19:57:09,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:09,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:09,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:57:09,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:09,370 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:57:09,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,371 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 19:57:09,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:09,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,379 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:09,380 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:09,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 19:57:09,400 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:57:09,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,401 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 19:57:09,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:09,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:09,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:09,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 19:57:09,443 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:57:09,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,444 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 19:57:09,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:09,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,454 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:09,456 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:09,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 19:57:09,479 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:57:09,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,480 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 19:57:09,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,488 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:09,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,489 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:09,490 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:09,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:09,513 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:57:09,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,514 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 19:57:09,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,523 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,524 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:09,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,524 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:09,525 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:09,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:09,552 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:57:09,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,553 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 19:57:09,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,562 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:09,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,562 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:09,564 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:09,565 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:09,598 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:57:09,598 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,598 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 19:57:09,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,607 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:09,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,607 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:09,608 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:09,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 19:57:09,630 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:57:09,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,631 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 19:57:09,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,640 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:09,640 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:09,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,640 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:09,642 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:09,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:09,713 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:09,713 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:09,713 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:09,713 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:09,713 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:57:09,713 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,713 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:09,713 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:09,713 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-12-06 19:57:09,713 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:09,713 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:09,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,790 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:09,790 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:57:09,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,791 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 19:57:09,792 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:57:09,792 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:09,801 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:57:09,802 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 19:57:09,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 19:57:09,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,821 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 19:57:09,822 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:57:09,822 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:09,830 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:57:09,830 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 19:57:09,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 19:57:09,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,849 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 19:57:09,851 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:57:09,851 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:09,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 19:57:09,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,879 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 19:57:09,880 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:57:09,880 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:57:09,890 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:57:09,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 19:57:09,909 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:57:09,909 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:57:09,909 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:57:09,909 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:57:09,909 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:57:09,909 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,909 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:57:09,909 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:57:09,909 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps5-both-t.c_Iteration1_Lasso [2021-12-06 19:57:09,909 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:57:09,909 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:57:09,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:57:09,966 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:57:09,966 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:57:09,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,967 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 19:57:09,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:09,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:09,975 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:09,975 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:09,975 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:09,975 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:09,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:57:09,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:09,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:09,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 19:57:09,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:09,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:09,994 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:09,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 19:57:09,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,003 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:10,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:57:10,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 19:57:10,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,023 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 19:57:10,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:57:10,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:10,033 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:57:10,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2021-12-06 19:57:10,056 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:57:10,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,057 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 19:57:10,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,065 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:10,065 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:10,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 19:57:10,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,085 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 19:57:10,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:10,093 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:10,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 19:57:10,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,113 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 19:57:10,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,122 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:10,124 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:57:10,124 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:57:10,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-06 19:57:10,150 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:57:10,150 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,151 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 19:57:10,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,159 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:10,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-12-06 19:57:10,178 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,179 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 19:57:10,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,188 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:10,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 19:57:10,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,208 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 19:57:10,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,222 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:57:10,222 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:57:10,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 19:57:10,250 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:57:10,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,251 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 19:57:10,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:10,260 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:10,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 19:57:10,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,279 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 19:57:10,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,288 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:10,288 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:10,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 19:57:10,308 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,308 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 19:57:10,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:57:10,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,317 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:10,321 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:57:10,322 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:57:10,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 19:57:10,352 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:57:10,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,353 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 19:57:10,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,361 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:10,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:10,362 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:10,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 19:57:10,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,382 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 19:57:10,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,391 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:10,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,391 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:10,391 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:57:10,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 19:57:10,411 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,412 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 19:57:10,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,420 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:10,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,420 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:57:10,423 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:57:10,423 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:57:10,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 19:57:10,458 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:57:10,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,459 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 19:57:10,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,467 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:10,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,467 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,468 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:10,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,470 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 19:57:10,488 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,488 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 19:57:10,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,497 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:10,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,498 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:10,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 19:57:10,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,519 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 19:57:10,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,527 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:57:10,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,531 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:57:10,531 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:57:10,557 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 19:57:10,576 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:57:10,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,577 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 19:57:10,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,585 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,585 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:10,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,586 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:10,586 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:10,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 19:57:10,607 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,608 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 19:57:10,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,617 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,617 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:10,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,617 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:10,618 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:57:10,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 19:57:10,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,640 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 19:57:10,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,648 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:10,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,648 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:57:10,653 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:57:10,653 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:57:10,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 19:57:10,722 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:57:10,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,723 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 19:57:10,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,732 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:10,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,732 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,732 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:10,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 19:57:10,752 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,752 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 19:57:10,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,767 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,767 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:10,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,767 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,768 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:57:10,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 19:57:10,794 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,795 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 19:57:10,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,803 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,803 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:57:10,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,803 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:57:10,807 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:57:10,807 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:57:10,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-12-06 19:57:10,839 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:57:10,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,840 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 19:57:10,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,848 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:10,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,848 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:10,849 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:10,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 19:57:10,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,870 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 19:57:10,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,878 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:10,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:57:10,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,878 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:10,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:57:10,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:57:10,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 19:57:10,899 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:57:10,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:57:10,899 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:57:10,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-12-06 19:57:10,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:57:10,908 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:57:10,908 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:57:10,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:57:10,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:57:10,908 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:57:10,913 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:57:10,913 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:57:10,954 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:57:10,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-12-06 19:57:10,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 07:57:10 BoogieIcfgContainer [2021-12-06 19:57:10,978 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 19:57:10,978 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:57:10,979 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:57:10,979 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:57:10,979 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:56:21" (3/4) ... [2021-12-06 19:57:10,982 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:57:10,982 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:57:10,982 INFO L158 Benchmark]: Toolchain (without parser) took 50143.98ms. Allocated memory is still 130.0MB. Free memory was 88.9MB in the beginning and 86.3MB in the end (delta: 2.5MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2021-12-06 19:57:10,983 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:57:10,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 151.84ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 105.2MB in the end (delta: -16.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 19:57:10,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.20ms. Allocated memory is still 130.0MB. Free memory was 105.2MB in the beginning and 103.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:57:10,984 INFO L158 Benchmark]: Boogie Preprocessor took 16.40ms. Allocated memory is still 130.0MB. Free memory was 103.7MB in the beginning and 102.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 19:57:10,984 INFO L158 Benchmark]: RCFGBuilder took 169.50ms. Allocated memory is still 130.0MB. Free memory was 102.5MB in the beginning and 94.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 19:57:10,984 INFO L158 Benchmark]: BuchiAutomizer took 49774.99ms. Allocated memory is still 130.0MB. Free memory was 94.2MB in the beginning and 86.3MB in the end (delta: 7.8MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2021-12-06 19:57:10,985 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 130.0MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:57:10,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 151.84ms. Allocated memory is still 130.0MB. Free memory was 88.7MB in the beginning and 105.2MB in the end (delta: -16.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.20ms. Allocated memory is still 130.0MB. Free memory was 105.2MB in the beginning and 103.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.40ms. Allocated memory is still 130.0MB. Free memory was 103.7MB in the beginning and 102.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 169.50ms. Allocated memory is still 130.0MB. Free memory was 102.5MB in the beginning and 94.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 49774.99ms. Allocated memory is still 130.0MB. Free memory was 94.2MB in the beginning and 86.3MB in the end (delta: 7.8MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 130.0MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 49.7s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 49.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital76 mio100 ax100 hnf96 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq141 hnf95 smp100 dnf100 smp100 tf101 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 55ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 6 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 15 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + 10 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 30 * main_~x~0#1 - main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 19:57:11,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-12-06 19:57:11,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-12-06 19:57:11,413 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-12-06 19:57:11,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:57:11,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 19:57:12,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_082530e6-0953-45b3-b494-729b1b670757/bin/uautomizer-DrprNOufMa/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN